A frag is a hand grenade whose metal body breaks, when it goes off, into many tiny sharp pieces that fly out and cut.

A frag is一個frag是 a hand grenade一種手榴彈 whose metal body breaks它的金屬外殼會破裂, when it goes off當它爆炸時, into many tiny sharp pieces that fly out and cut變成許多飛出來、會割傷人的小尖銳碎片。

The long name is fragmentation grenade; frag is the short soldier's word. It is informal. In a careful report you would write the full name.

The long name is完整的名稱是 fragmentation grenade破片手榴彈; frag is而frag是 the short soldier's word士兵用的簡稱. It is它是 informal非正式用語. In a careful report在正式的報告裡 you would write the full name你會寫完整的名稱。

Though actually, people stretch it a lot. In video games, a frag is often simply a kill, and to frag someone is to kill them, even when no grenade is on the screen — that is the meaning young players meet first.

Though actually不過其實, people stretch it a lot人們把這個字用得很寬. In video games在電玩裡, a frag is often simply a kill frag常常就只是指「擊殺」, and to frag someone而frag某人 is to kill them就是殺掉他, even when no grenade is on the screen就算畫面上根本沒有手榴彈 — that is the meaning young players meet first這是年輕玩家最先接觸到的意思。

There is an older, darker army use too: in Vietnam War talk, to frag someone meant to try to kill your own officer with this kind of grenade. That use is historical and ugly.

There is an older, darker army use too還有一個更老、更陰暗的軍中用法: in Vietnam War talk在越戰時期的用語裡, to frag someone frag某人 meant to try to kill your own officer意思是想殺掉自己的長官 with this kind of grenade用這種手榴彈. That use is這個用法 historical and ugly是歷史上的事，也很醜陋。

The grenade itself is the core meaning; the game kill is the everyday stretch.

The grenade itself is手榴彈本身是 the core meaning核心意思; the game kill is而電玩裡的擊殺 the everyday stretch是日常延伸出來的用法。